SG2731 Microsemi Corporation, SG2731 Datasheet - Page 5

• Manufacturer Part Number: SG2731
• Description: Dc Motor Pulse Width Modulator
• Manufacturer: Microsemi Corporation

4/90 Rev 1.3 9/99
Copyright
APPLICATION CIRCUITS
Bi-directional speed control results when the feedback voltage
transducer is a tachometer.
Note 1. All packages are viewed from the top.
Note 2. Contact factory for flatpack and leadless chip carrier availability.
CONNECTION DIAGRAMS & ORDERING INFORMATION
16-PIN PLASTIC DIP
N - PACKAGE
16-PIN CERAMIC DIP
J - PACKAGE
Package
1999
FIGURE 5
Part No.
SG2731N
SG3731N
SG1731J/883B
SG1731J
SG2731J
SG3731J
Temperature Range
-25 C to 85 C
-55 C to 125 C
-55 C to 125 C
-25 C to 85 C
0 C to 65 C
0 C to 65 C
Ambient
5
(See Note Below)
The two-quadrant transfer function of the SG1731 is ideal for
pulse width modulated audio power amplifiers.
Connection Diagram
SG1731/SG2731/SG3731
INV. INPUT
N. I. INPUT
ERROR
2V
2V
+V
-V
C
+
T
T
T
-
11861
FIGURE 6
1
2
3
4
5
6
7
8
Western
16
15
13
12
14
11
10
9
L
[phone]
INFINITY
Avenue
+V
SHUTDOWN
+V
OUTPUT A
OUTPUT B
-V
SUBSTRATE
-V
O
S
S
O
Garden
Microelectronics
FAX: [phone]
Grove,
CA
92841
Inc.